No. | Centrality | Keyword | Year |
1 | 0.61 | Library | 2016 |
2 | 0.41 | University libraries | 2014 |
3 | 0.38 | Think tank service | 2016 |
4 | 0.31 | Think tank | 2015 |
5 | 0.24 | Think tank construction | 2016 |
6 | 0.22 | Information service | 2016 |
7 | 0.21 | Colleges and universities | 2018 |
8 | 0.21 | Discipline service | 2018 |
9 | 0.21 | Big data | 2017 |
10 | 0.15 | New type of think tanks | 2018 |